Specification - Extended HL7 CDA® R2 IG: Reporting to Public Health Cancer Registries from Ambulatory Healthcare Providers, R1, DSTU Release 1.1 - US Realm
Document Description extended per extended per TSC tracker 12458,14352, Jira TSC-14 and https://confluence.hl7.org/x/wpDGB
Existing WordingPatient and Provider addresses do not allow element level nullflavor. This does not require the EMR to send an address, but just makes the address be very verbose when not present. This patient SHALL contain at least one [1..*] US Realm Patient Name (PTN.US.FIELDED) - Cancer IG Specific Constraints (identifier: urn:hl7ii:2.16.840.1.113883.10.13.18:2014-08-08) (CONF:1169-33034) such that it a. SHALL NOT contain [0..0] @nullFlavor (CONF:1169-33035).
Proposed WordingRemove that conformance statement, allowing an element level nullFlavor for ease of readability